harbour, n. & v. (US harbor)
1 a place of shelter for ships.
2 a shelter; a place of refuge or protection.
1 tr. give shelter to (esp. a criminal or wanted person).
2 tr. keep in one's mind, esp. resentfully (harbour a grudge).
3 intr. come to anchor in a harbour.
harbour-master an official in charge of a harbour.
OE herebeorg perh. f. ON, rel. to HARBINGER